For more information on alters and DID we recommend:
http://did-research.org/did/alters/functions.html
http://traumadissociation.com/alters
https://docs.google.com/document/d/1zwygEUKbGkYaEkR6HJC2xB8tgbOmOWmFBkdvCxHbXxo/edit?usp=sharing
http://this-is-not-dissociative.tumblr.com/list